build(deps-dev): bump codecov from 3.0.2 to 3.6.5 (#5)

Bumps [codecov](https://github.com/codecov/codecov-node) from 3.0.2 to 3.6.5.
- [Release notes](https://github.com/codecov/codecov-node/releases)
- [Commits](codecov/codecov-node@v3.0.2...v3.6.5)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]